[INFO] fetching crate intrusive-collections 0.8.1...
[INFO] extracting crate intrusive-collections 0.8.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/intrusive-collections/0.8.1
[INFO] extracting crate intrusive-collections 0.8.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/intrusive-collections/0.8.1
[INFO] validating manifest of intrusive-collections-0.8.1 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of intrusive-collections-0.8.1 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing intrusive-collections-0.8.1
[INFO] finished frobbing intrusive-collections-0.8.1
[INFO] frobbed toml for intrusive-collections-0.8.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/intrusive-collections/0.8.1/Cargo.toml
[INFO] started frobbing intrusive-collections-0.8.1
[INFO] finished frobbing intrusive-collections-0.8.1
[INFO] frobbed toml for intrusive-collections-0.8.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/intrusive-collections/0.8.1/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking intrusive-collections-0.8.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/intrusive-collections/0.8.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 551a71b35044f3f0da60fdb8ff243da02c17605ca463354d4a18432a77a3950c
[INFO] running `"docker" "start" "-a" "551a71b35044f3f0da60fdb8ff243da02c17605ca463354d4a18432a77a3950c"`
[INFO] [stderr]     Checking intrusive-collections v0.8.1 (/opt/crater/workdir)
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1456:43
[INFO] [stderr]      |
[INFO] [stderr] 1456 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:275:9
[INFO] [stderr]      |
[INFO] [stderr] 275  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: #[warn(explicit_outlives_requirements)] implied by #[warn(rust_2018_idioms)]
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1456:43
[INFO] [stderr]      |
[INFO] [stderr] 1456 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:275:9
[INFO] [stderr]      |
[INFO] [stderr] 275  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: #[warn(explicit_outlives_requirements)] implied by #[warn(rust_2018_idioms)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `"docker" "inspect" "551a71b35044f3f0da60fdb8ff243da02c17605ca463354d4a18432a77a3950c"`
[INFO] running `"docker" "rm" "-f" "551a71b35044f3f0da60fdb8ff243da02c17605ca463354d4a18432a77a3950c"`
[INFO] [stdout] 551a71b35044f3f0da60fdb8ff243da02c17605ca463354d4a18432a77a3950c